Now Foods DHA 500 mg is a dietary supplement containing high-quality fish oil , standardized to provide 500 mg of DHA (docosahexaenoic acid) and 250 mg of EPA (eicosapentaenoic acid ) per capsule. Both fatty acids are omega-3 fatty acids and play an important role in the diet of those concerned about cardiovascular, brain, and vision health. Discover the properties of DHA and EPADHA contributes to the maintenance of normal brain function (the beneficial effect is obtained with a daily intake of 250 mg of DHA),DHA supports the maintenance of normal vision (beneficial effect with 250 mg of DHA daily),DHA and EPA contribute to the normal functioning of the heart (the beneficial effect is obtained with a daily intake of 250 mg of EPA and DHA combined). This product contains molecularly distilled fish oil concentrate that has been thoroughly purified and tested for potentially harmful contaminants such as PCBs, dioxins, mercury, and other heavy metals. This makes the capsules safe for long-term use and suitable for those seeking a pure source of DHA and EPA. The beneficial effects of the claimed benefits can be achieved by consuming one capsule daily.